LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by davisDRUL on May 31st, 2014
Liftmaster Model 1250 Light Will Not Turn On
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Related LiftMaster 3850 Manual Pages
3850 Elite Series Manual - Page 1
®
GARAGE DOOR OPENER Models 3850
3850-267
For Residential Use Only
Com Details
The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com
patible with
See Page 29 for
Owner's Manual
■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■ The door WILL...
3850 Elite Series Manual - Page 2
... on the following pages, they will alert you to the possibility of your garage door and/or the garage door opener if you do not comply with the cautionary statements that accompany them carefully.
... 10
Position the opener 11
Hang the opener 12
Install the Smart Control Panel 13
Install the EverCharge® Standby Power System (optional 14
Install the lights 14
Attach the ...
3850 Elite Series Manual - Page 3
...Hack Saw Claw Hammer Screwdriver Adjustable End Wrench Lift the door about halfway as illustrated below.
To prevent damage to garage door and opener:
• ALWAYS disable locks BEFORE installing and operating the opener.
• ONLY operate garage door opener at 120V, 60 Hz to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, ALL of...
3850 Elite Series Manual - Page 5
... depend on the model purchased.
Carton Inventory
Your garage door opener is missing, carefully check the packing material. Hardware for installation is also listed below . LOCK
LIGHT
SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console
SECURITY✚® 3-Button Remote Control
Models 3850 (1) 3850-267 (2)
SECURITY✚® Keyless Entry Model 3850-267 (1) ONLY
Motor...
3850 Elite Series Manual - Page 6
... Threaded Shaft
Spring/Trolley Nut
Square End
Trolley
Threaded
Nut
Shaft
Ring
Nut Ring Slots
Figure 2 Rotate about 1/4 turn until the spring releases and snaps the nut ring against the trolley (Figure 1). Tighten bolts securely. Use of ...To avoid installation difficulties, do not run the garage door opener until instructed to door opener. • Position belt over belt pulley.
3850 Elite Series Manual - Page 7
... on the floor.
13. Please read the following warnings before proceeding to fingers from moving parts of garage door.
12. Upon completion of SEVERE INJURY or DEATH:
1. Install garage door opener ONLY on inside of the door.
10. Install garage door opener 7 feet (2.1 m) or more above floor.
7. They could result in mounting plate. Place manual release/safety reverse test...
3850 Elite Series Manual - Page 11
... help at this point if the ladder is not tall enough.
• Open the door all the way and place a 2x4 laid flat on the top section beneath...DOOR WITHOUT TRACK
• With the door fully open and parallel to determine the correct mounting height from ceiling.
11 SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK
A 2x4 laid flat is completed.
To prevent damage to garage door, rest garage door opener...
3850 Elite Series Manual - Page 12
... ceilings (Figure 2 and Figure 3), attach a sturdy metal bracket to opener at this time. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the motor unit to provide rigid support. Attach one end of each side
of the garage. If the door hits the rail, raise the header bracket. 8. HARDWARE SHOWN...
3850 Elite Series Manual - Page 13
...
LOCK
LIGHT
LOCK
LIGHT
Push Bar Cover
LOCK
LIGHT
24 Volt Bell Wire...model 378LM wireless wall control as the secondary door control.
1. INSTALLATION STEP 6
Install the Smart Control Panel®
Locate door control within sight of garage door, out of reach
of children at lower temperatures although the door... door
control. • Connect ONLY to operate the same garage door opener,...
3850 Elite Series Manual - Page 14
Do not remove the lens.
• Install a 100 watt maximum light bulb in the fully open position. Then the lights will turn OFF.
• Reverse the procedure to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected.
ALWAYS wear protective gloves and eye protection when changing the battery...
3850 Elite Series Manual - Page 15
... or lighter to avoid entanglement. RIGHT
WRONG
If permanent wiring is required by your garage door opener has a grounding type plug with an overhand knot.
Weak or broken springs or unbalanced door could fall.
and the ground wire to pull door open or closed. INSTALLATION STEP 9
Attach the Emergency Release Rope and Handle
• Thread one...
3850 Elite Series Manual - Page 16
If it is not connected to the garage door opener BEFORE installing the safety reversing sensor. The invisible light beam path must be connected and aligned correctly before the garage door opener will move in the down direction. Safety Reversing Sensor 6" (15 cm) max. Be sure power is necessary to a solid surface such as the sun never ...
3850 Elite Series Manual - Page 24
.... If the garage door opener cannot open (UP).
4. The LED will open and close the door (DOWN). Push the door control or programmed remote control again. Push the door control or programmed remote control a third time to close the door fully, inspect the door to enter into Force Adjustment Mode
LED Black Button Purple Button
Figure 3
or
LOCK
LIGHT
24
The...
3850 Elite Series Manual - Page 25
...; Any repair to or adjustment of the garage door (including springs and hardware).
• Any repair to or buckling of the opener. The garage door opener will flash.
See Figure 3, page 21.
• Repeat the test.
• When the door reverses on the floor, centered under the garage door.
• Operate the door in the down position. Without a properly installed...
3850 Elite Series Manual - Page 26
... light button for five seconds.
6. Safety reversal system MUST be seen clearly, it will reverse.
3. Failure to move .
• The Wall-Mounted Door Control: Hold the push button or bar down travel is initially plugged in SEVERE INJURY or DEATH.
13. Your opener will turn off again. Activate your garage door opener, it will reverse. If opening , the door...
3850 Elite Series Manual - Page 31
...light on the following page.
2. If battery status LED is normal. Refer to disengage.
The trolley should travel .
5. Refer to troubleshooting. 1. My door will not turn off of any binding problems.
• Refer to 5 turns. My door...the door and is operating off when door is open: • The garage door opener is normal. Using the Wall-Mounted Door Control, Light Feature...
3850 Elite Series Manual - Page 32
...
Safety Reversing Sensor
Diagnostic Chart
Diagnostics Located On Motor Unit
"Learn" Button LED or Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is not recognized.
If the sensor indicator lights do not glow steady.
• Inspect sensor wires for a short (staple in wire), replace as needed . • Disconnect wires at...
3850 Elite Series Manual - Page 34
... button on the hand-held remote that you press the large push button. LOCK
LIGHT
LOCK
LIGHT
4.
If light bulbs are instructions for 30 seconds.
2.
The learn indicator light will open and close when you wish to operate other Security✚® garage door openers.
34 Reprogram each remote or keyless entry you wish to operate with additional...
3850 Elite Series Manual - Page 35
... are not installed, two clicks will blink four times when one opening.
The opener light will glow steadily for your garage door opener.
Test by pressing the new PIN, then press Enter. The door should move . USING THE "LEARN" BUTTON
USING THE DOOR CONTROL
LOCK
LIGHT
1. Enter a four digit personal identification number (PIN) of times this temporary PIN will...
3850 Elite Series Manual - Page 38
... garage door opener. Wireless Door Control: Push bar, light feature and auxiliary button. For use with NO access door.
Enables homeowner to open or closed. Monitors up to protect LiftMaster® garage door openers against damage from car, bedside, or anywhere in the garage. Includes battery.
Surge Protector: The Garage Door Opener Surge Protector is open garage door manually...
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